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911results about How to "Ensure production safety" patented technology

Method for supplementing lithium for negative electrode of lithium ion battery

The invention belongs to the technical field of lithium ion batteries, in particular to a method for supplementing lithium for a negative electrode of a lithium ion battery. The method comprises the following steps: spraying or dripping an organic lithium solution on a surface of a negative electrode in an inert atmosphere, so that lithium ions in the organic lithium solution are reverted to metal lithium which is embedded into the negative electrode; and drying the negative electrode. Compared with the prior art, in the method, the organic lithium solution is sprayed or dipped on the surface of the negative electrode evenly so as to realize lithium supplementation in a wet process, thereby effectively avoiding metallic lithium powders floating in the air in a dry process to ensure safe production; and the whole process is simple, the cost is lower, the amount of the lithium supplementation can be controlled accurately through the amount and the time by spraying or dripping the organic lithium solution so as to supplement the lithium evenly, thereby preventing lithium precipitation and deformation of the negative electrode and improving the initial efficiency of the battery. Therefore, the the energy density of the battery is improved. Additionally, the invention further discloses another method for supplementing the lithium for the negative electrode of the lithium ion battery.
Owner:DONGGUAN AMPEREX TECH +1

Full-automatic horizontal surface grinding machine mechanical arm

The invention discloses a full-automatic horizontal surface grinding machine mechanical arm which comprises a machine table and a product containing table. An automatic detection device, a turning device, a cleaning device and a grabbing mechanical arm body are arranged on the machine table. The product containing table and the machine table are arranged side by side. The automatic detection device, the turning device, the cleaning device and the grabbing mechanical arm body are all installed on the machine table, and an automatic grinding machine device is connected with the machine table. By means of the automatic detection device, the turning device, the cleaning device, the grabbing mechanical arm body and the automatic grinding machine device, saw blades are fed, discharged, detected, cleaned and ground in a full-automatic mode, full-automatic operation of the whole process is achieved, and labor cost of an enterprise is greatly reduced; by means of accurate numerical control operation, cost is reduced, the yield is improved, and the production loss rate is reduced; production efficiency is improved, and working time is shortened; by means of full-automatic production, guarantees can be provided for workers on the aspects of mechanical contusion, tiny dust and exhaust gas inhalation and metal dirty water corrosion to human bodies.
Owner:GUANGZHOU HENGWEI ELECTROMECHANICAL EQUIP CO LTD

Method for automatically controlling convexity and/or wedge of hot rolled in series type rolling machine and system thereof

ActiveCN101890435AAvoid snaking motionEliminate single disadvantagesProfile control deviceAutomatic controlEconomic benefits
The invention relates to a method for automatically controlling the convexity and / or wedge of a hot rolled in series type rolling machine and a system (ASCC) thereof. The method comprises the following steps of: building feedback control for the bending of a working roll and the flattening of a roll gap from a first finishing mill stander to a final finishing mill stander in the hot rolled in series type rolling machine to automatically control the convexity (wedge) of strip steel, i.e. comparing the strip steel wedge which is detected by an ASCC model with the object wedge during rolling to obtain the difference; and correcting the difference through the comprehensive computation and the control method of the system to build a step type adjusting method. Therefore, the invention maximizes the response of the feedback control to correct the wedge and the convexity of the strip steel, guarantees the good flatness of products, prevents the strip steel to have snake-like motion in each stander, overcomes the defect that the existing convexity controlling method is single, and comprehensively balances the relationship between the convexity and the wedge. The invention can guarantee the convexity precision of the wedge along the long axis direction of the strip steel, improves the flatness, guarantees the product quality and the production safety, and can effectively improve the economic benefit of steel rolling factories.
Owner:INST OF RES OF IRON & STEEL JIANGSU PROVINCE

Reservoir casing perforation anti-crushing simulation test method and simulation test machine

The perforation anti-collapse simulation test method and the simulation test machine of the oil layer casing are applied to the ground test of the anti-collapse performance of the oil layer casing after perforation in the oil well. The characteristics of the simulation testing machine are: the pressure cylinder is cylindrical, a hydraulic sensor and a high-pressure conduit are fixed on the pressure cylinder wall, and sealing flanges are respectively fixed at both ends of the pressure cylinder. A plug is fixed in the center hole of the plugging flange. The process of the test method: preparation of the oil layer casing for the test; metal plugging of the simulated hole; sealing of both ends of the oil layer casing for the test; installation; pressure test to complete the whole process of the test. The effect is: adopting the invention can complete the anti-collapse test of the casing casing in the oil layer after simulating perforation on the ground. It can obtain the anti-collapse ability of oil layer casing after perforation, optimize the operation parameters of oil and gas fields, and ensure the safety of pipe string structure and production safety of oil well. Suitable for indoor installation, computer control, easy to obtain the anti-collapse ability of oil layer casing after perforation.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1

A high-speed short-side width adjustment method for continuous casting of slab continuous casting machine mold

ActiveCN102294455ARealize thermal width adjustment actionIncrease productivityCopperMetal
The invention relates to a non-stopped pouring high-speed short-edge width regulating method of a slab continuous casting machine crystallizer, belonging to the field of metal casting. The method comprises the following steps of: driving a short edge copper plate at one side of a crystallizer to move, wherein a poured steel type, molten steel overheating degree and casting speed are guaranteed tobe constant; acquiring an initial conical degree value, an initial pouring half width value, a target conical degree value and a target pouring half width value of the short edge copper plate of the crystallizer; and realizing thermal width adjustment on a casting in a moving state by adopting the swinging track of the discrete variable rotating radius short edge copper plate and utilizing a dynamic change rule of amount of contraction of a cross section during the period that the cross section is changed at a certain casting speed. By applying the method provided by the invention, high-speedshort edge width adjustment can be carried out under the condition that the slab continuous casting machine does not stop pouring, specification switching is carried out under the condition that the capacity of the casting machine is not influenced, the production capabilities changeable in specification and flexibly switchable of the casting machine can be fully played; and the probability that defects such as breakout owning to switching, overhigh cutting amount of transition billet and the like are caused is reduced while the slab specification switching efficiency is improved.
Owner:BAOSHAN IRON & STEEL CO LTD

Mine side slope deformation monitoring and early warning system and early warning method thereof

The invention relates to the technical field of geological disaster monitoring, in particular to a mine side slope deformation monitoring and early warning system and an early warning method thereof. The early warning system is composed of a ground control subsystem, a space wireless communication network and a communication auxiliary subsystem of monitoring workers, wherein the ground control subsystem, the space wireless communication network and the communication auxiliary subsystem are used for carrying out communication connection. The ground control subsystem is composed of a GPS mine side slope monitoring subsystem and a GPS monitoring data processing subsystem. The GPS monitoring mine side slope subsystem comprises a set of displacement measuring robots, a receiving antenna, a data transmission module, a GPS receiver and a power supply system, wherein the GPS receiver is used for receiving mine side slope deformation data collected by the displacement measuring robots. Various data are collected in real time, the monitoring data are processed, and the uploaded data are fast and automatically stored, transmitted, updated, counted and managed. The mine side slope deformation monitoring and early warning system has the advantages that the mine side slope displacement is dynamically monitored in real time, and safety production of a mine is guaranteed.
Owner:ANSTEEL GRP MINING CO LTD

Countercurrent double-loop cylinder dryer

The invention relates to a countercurrent double-loop cylinder dryer, which comprises a support, an inner cylinder, an outer cylinder, a driving device, a feeding device and a discharging device, and is characterized in that: a middle cylinder is arranged between the inner cylinder and the outer cylinder, and one end of the inner cylinder and one end of the middle cylinder are respectively provided with an annular seal plate; one end of the outer cylinder is provided with a seal plate, and the three cylinders constitutes a material layer and two flue gas heating units, i.e., an inner-layer flue and an outer-layer flue; and a plurality of reinforcing supporting columns are arranged among the three cylinders for connecting and positioning, and frying plates are uniformly arranged on the outer wall plate of the inner cylinder and the inner wall plate of the middle cylinder. The problems that the material and the flue gas flow from the same pipeline, and are fully mixed, so that the dried material is mixed with impurities and the production safety is possibly generated by ineffectively controlling sparks in the flue gas to be contacted with the material and the like in the traditional drum drying machine can be solved, the structural design is reasonable, the performance is stable, the process flow is smooth, the overheating time of a dry area is long, the thermal efficiency is high, the energy is saved and the consumption is reduced, the quality of the dried material is high, and the range of application is wide.
Owner:NANNING ZHONGXIU ENERGY SAVING ENVIRONMENTAL PROTECTION ENG

Bag making machine hot-sealing and hot-pressing mechanism capable of working stably

The invention discloses a bag making machine hot-sealing and hot-pressing mechanism capable of working stably. The mechanism comprises a fixing frame body, two guide sleeves, pull rods, a cutter fixing frame and a hot-sealing cutter. The upper ends of the pull rods are fixedly connected to the two ends of the cutter fixing frame respectively and each provided with an upper end abutting portion. The side wall of the upper portion of each pull rod is sleeved with a compression spring. The upper end and the lower end of each compression spring are connected to the corresponding upper end abutting portion and the top of the corresponding sleeve respectively in an abutting mode. At least one pull rod penetrates through the corresponding guide sleeve and then is in transmission connection with an intermittent motion mechanism. According to the bag making machine hot-sealing and hot-pressing mechanism, it can be ensured that the hot-sealing and hot-pressing positions and motion strengths of the hot-sealing cutter for air bubble films or pearl wool films under the hot-sealing and hot-pressing cutter are consistent all the time, and the hot-sealing cutter will not shift even if hot-sealing and hot-pressing are frequently and constantly carried out; accordingly, the working efficiency of the bag making machine hot-sealing and hot-pressing mechanism is greatly improved, and the service life of the bag making machine hot-sealing and hot-pressing mechanism is greatly prolonged.
Owner:洪东坡

Circulating fluidized bed boiler and material return abnormity adjusting method thereof

A circulating fluidized bed boiler and an adjustment method for abnormal material return, comprising a furnace, a separator, a material return standpipe, a material return valve and a tail flue to form a circulating fluidized bed boiler. The furnace, the separator, the material return standpipe and the material return valve form an external circulation loop. The adjustment method for the abnormal return of circulating fluidized bed boiler: lower the height of the rising section of the return valve by 300mm, add a return sealing air duct at the bottom of the separator and the upper part of the return standpipe, set up a purge device in the horizontal flue, The ash discharge pipe is installed in the hole on the air distribution plate of the return valve, and the ash discharge pipe is installed at the lowest part of the return air chamber. After cleaning out the debris of the return valve, start it again. Stop the furnace to check the condition of the wind cap and repair the wind cap in good condition. The above measures can solve the problem of abnormal material return caused by different reasons. The invention is simple in operation, easy to popularize, easy to carry out equipment transformation and low in cost, and is widely applicable to large-scale circulating fluidized bed boilers.
Owner:大同煤炭职业技术学院

Automatic packaging equipment for fruit with prickly shell

An automatic wrapping device for fruits with thorns in the shell, which is characterized in that it includes a driving motor, a connecting seat on one side, a screw rod connected to the motor is arranged in the connecting seat, and a set of relatively movable sliding parts is arranged on the setting screw rod. seat, an object clamping structure is provided on the inner side of the sliding seat, and a plastic film wrapping device is provided on the upper part of the connecting seat. A connection plate is provided at the output end of the rotating electrical machine, and the top block structure is connected at the center position inside the connection plate, and a group of inclined grooves are arranged at the end position of the inner side of the connection plate, and claws are provided in each inclined groove. There are locking teeth on the bottom, and a concave block structure at the center position on the inner side of the opposite connection plate. The automatic wrapping device with this structure is simple in structure and easy to use, and can effectively pack durians well. The labor force is reduced, the production efficiency is improved, and at the same time, it is not easy to injure the operator's fingers, thus ensuring production safety.
Owner:滁州昭阳电信通讯设备科技有限公司

Engine base punching die

The invention discloses an engine base punching die which comprises an upper die, a lower die and a female die, wherein the upper die comprises a fixing plate connected with a die shank and wedge-shaped blocks fixed on the lower surface of the fixing plate, and inclined planes are formed on the two wedge-shaped blocks; the lower die comprises a base provided with a horizontal slide rail, slide blocks in sliding connection with the slide rail and a workpiece positioning device fixed on the base, inclined planes corresponding to the inclined planes on the wedge-shaped blocks are formed on the slide blocks, a punching head is fixedly arranged at one side of the punching motion direction of each slide block, and the workpiece positioning device is used for positioning a workpiece in a bolt fastening mode; and the female die is positioned between the two slide blocks and is fixed on the base, and a guide hole is formed on the female die in the position corresponding to the punching head. The hole processed by using the engine base punching die disclosed by the invention has better surface quality, no need of grinding and high production efficiency; the female die can not generate collision with the motion of the punching head; the structure of the die is reasonable; each component has good stress effect; and the production safety can be effectively ensured.
Owner:CHONGQING BEIBEI DISTRICT FENGHUO MACHINERY MFG

Personnel monitoring system for transport inclined shaft

The invention discloses a personnel monitoring system for a transport inclined shaft, which comprises a system main control box, wherein the system main control box is connected with an optically controlled sensor, a door in-place sensor and a vision sensor, and analyzes and processes data acquired by the optically controlled sensor, the door in-place sensor and the vision sensor; and the system main control box is connected with and controls an explosion-proof electromagnetic lock, realizes the interlocking of driving vehicle and pedestrians in the transport inclined shaft, and ensures that people and vehicles cannot synchronously walk. The system main control box is connected with and controls a monitor, an alarm voice box and a console, the vision sensor comprises a vision server, and the vision server is connected with an explosion-proof camera, and uploads data acquired by the explosion-proof camera to a host computer which is connected with a network switch and is arranged in a ground dispatch room. The system achieves the aims of monitoring the pedestrians in the transport inclined shaft by a winch driver and monitoring personnel of the dispatch room and realizing the automatic control by analyzing and processing signals acquired by the sensors, realizes closed inclined shaft transportation, and ensures that no people walk when the vehicles are driven and no vehicle is driven when people walk.
Owner:闫云龙

Multi-color and multi-position pad printing machine

The invention belongs to the technical field of pad printing and discloses a multi-color and multi-position pad printing machine. The multi-color and multi-position pad printing machine comprises a base, a pad printing assembly arranged on the base in a straddling manner, a plurality of ink feeding assemblies located below the pad printing assembly, a cleaning assembly located in front of the ink feeding assemblies and a material supporting assembly located beside the ink feeding assemblies; the pad printing assembly comprises a horizontally-arranged servo module which is provided with an X movement module capable of moving in the X direction; the X movement module is provided with a first cylinder which drives an adhesive head assembly to move up and down in the Z direction; the adhesive head assembly is provided with pad printing adhesive heads side by side in the X direction, and the number of the pad printing adhesive heads corresponds to that of the ink feeding assemblies; and the material supporting assembly comprises a base, a carrying table located above the base and a third cylinder fixed to the base and driving the carrying table to move in the X direction. The multi-color and multi-position pad printing machine can print colorful patterns formed by combining different color blocks on products, cost is saved compared with a common multi-color pad printing machine, and besides, debugging is easy and fast.
Owner:YINGTUO ELECTRONICS APP KUSN

Safety heat exchanger capable of monitoring leakage in real time

The invention relates to a safety heat exchanger capable of monitoring leakage in real time. The safety heat exchanger comprises a cross-flow type shell and a heat exchanger core which is arranged in the cross-flow type shell, wherein a first fluid inlet, a second fluid inlet, a first fluid outlet and a second fluid outlet are respectively formed on a first sealing head, a second sealing head, a third sealing head and a fourth sealing head; a first vacuum layer sealing head is arranged at a joint of the first sealing head and the fourth sealing head; a vacuumizing device and a pressure detector or a material component detector are arranged on the first vacuum layer sealing head; a first vacuum layer is communicated with the first vacuum layer sealing head; a first fluid flow channel is respectively communicated with the first fluid inlet and the first fluid outlet; and a second fluid flow channel is respectively communicated with the second fluid inlet and the second fluid outlet. The safety heat exchanger capable of monitoring the leakage in real time is high in heat transfer efficiency, high in performance and high in equipment safety and can monitor the leakage situation in real time, and production safety and production quality are ensured.
Owner:刘猛
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